1.
Populations of different species of organisms living together in the same geographic area
2.
All the living and nonliving things that interact with each other in an environment
3.
A species whose population is so small that it is in danger of extinction
4.
An area that includes all living organisms and the surrounding physical features such as air, water, soil, weather, and landforms
5.
A species that no longer exists
6.
A place where an animal or plant lives
7.
A process by which an organism slows its life functions for an extended period of time to preserve energy or resist harsh conditions
8.
The seasonal movement of animals from one place to another
9.
The role an organism plays in its ecosystem
10.
All members of the same species living together at the same time in the same area
11.
The process of making more organisms of the same kind
12.
A group of organisms that are similar to one another and can combine to produce offspring.
13.
To be able to live successfully
14.
A characteristic of an organism that increases its chances of survival in its environment
15.
A plant or animal action, reaction, or activity that occurs in response to stimuli (e.g., gravity, light, temperature)
16.
Characteristics that help something to blend with the surrounding environment, making it harder to detect
17.
A feature, quality, property, or trait of an object or organism
18.
A behavior that an animal inherits from its parents; born with the behavior
19.
When an organism copies a characteristic of another organism to increase its chances for survival
20.
An organism that kills and eats other organisms (prey)
21.
An organism that is killed and/or eaten by another organism (predator)
